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21

Faults and Troubleshooting

Phenomenon

Cause

Troubleshooting

The engine 

is started.

There is no oil in the carburetor.

The gasoline filter is blocked.

Clean or replace it.

The fuel pipe is blocked.

Clean it.

Carburetor

Consult the product distributor.

There is 

oil in the 

carburetor.

There is fuel in the 

cylinder.

Carburetor

Consult the product distributor.

There is 

fuel in the 

cylinder.

There is 

oil in the 

muffler.

The fuel concentration is too high.

Open the choke valve plate.
Clean/replace the air filter.
Adjust the carburetor.
Consult the product distributor.

The wire 

end or spark 

plug has no 

spark.

The stop switch is closed.

Open the stop switch.

Electrical failure

Consult the product distributor.

The spark plug gap is not appropriate. Adjust the clearance to be 0.6 - 0.7mm.
Carbon is deposited.

Clean or replace it.

Fuel silting occurs.

Clean or replace it.

The spark plug is damaged.

Replace the spark plug.

The engine cannot be started.

A fault occurs in the engine.

Consult the product distributor.

The engine 

is rotating.

The machine cannot be easily 

stopped or accelerated.

The air filter is too dirty.

Clean or replace it.

The gasoline filter is too dirty.

Clean or replace it.

The air inlet is blocked.

Clean it.

Spark plug

Clean and adjust/replace it.

Carburetor

Adjust it.

The cooling system is blocked.

Clean it.

The exhaust port/muffler is blocked.

Clean it.

Warning  

  Danger

 

œ

All the chain saw maintenance services and other repair services related to the faults which are not listed in 

the operation manual must be provided by the competent personnel.

 

œ

The fuel is volatile and easy to burn. Fire or explosion may be caused. Do not remove the spark plug or 

perform the ignition test near the spark plug mounting hole of the cylinder; otherwise, serious personal injury 

may be caused.

Содержание PK4516

Страница 1: ...4516 PK4520 PK451620 PK5718 PK5722 PK571822 Danger Warning Please carefully read the manual and follow the safety operations shown in it otherwise physical injury may be caused Professional gasoline c...

Страница 2: ...Start up Operations 12 Operation 13 Stop Operations 13 Chain Brake 14 Cutting Guidance 15 Tree Cutting 15 Branch Cutting 16 Tree Sawing 16 Maintenance and Servicing 18 Carburetor 19 Air Filter 19 Fuel...

Страница 3: ...ill be prolonged and the good operating state will be guaranteed Improper operation may cause physical injury Correctly understand all the safety precautions before use The machine is used for cutting...

Страница 4: ...e of gasoline and oil Filling saw chain lubricating oil oil pump Flow adjustment of saw chain lubricating oil Carburetor adjustment low speed mixing Carburetor adjustment high speed mixing Carburetor...

Страница 5: ...wear the helmet type protective device or earmuffs approved by the safety organization to protect your hearing Any person that operates the chain saw frequently must receive hearing examination on a...

Страница 6: ...andle must be dry without any gasoline oil or mixture thereof Operate the machine in a well ventilated area as the exhaust gas oil mist produced in lubrication of the chain saw and sawdust are harmful...

Страница 7: ...fingers will be significantly affected after long term exposure to cold air or vibration Therefore the anti vibration design of the chain saw can help to reduce the intensity of vibration transmitted...

Страница 8: ...ous to cut on the ladder The ladder is easy to slip thus limiting the control of the chain saw Cutting in high places must be done by professional operators Stop the engine before lowering the chain s...

Страница 9: ...rly and contacts with the body of the operator The speed of bounce is too high and prompt braking cannot be realized even by the well maintained brake 2 The hands of the operator are not placed in the...

Страница 10: ...4516 PK4520 PK451620 PK5718 PK5722 PK571822 Danger Warning Please carefully read the manual and follow the safety operations shown in it otherwise physical injury may be caused Professional gasoline c...

Страница 11: ...uide plate of the chain 9 Guide plate used for supporting and guiding the saw chain 10 Chain used as a cutting tool 11 Fuel tank cover used to seal the fuel container Tighten it by means of clockwise...

Страница 12: ...ng the guide plate If the chain is too tight loosen the regulator 8 Make the engine operate at low speed Then stop the engine If the chain tension is not appropriate readjust the chain Warning Danger...

Страница 13: ...nd on the ground and the chain will not contact with any object or the ground Hold the front handle with the left hand Press the chain saw on the ground with the thumb under the handle Put the right f...

Страница 14: ...e chain will rotate After the engine is started release the throttle and keep the engine operating at idle speed The chain will rotate when the engine speed is approximately 4 300rpm Check whether the...

Страница 15: ...ime Non artificial invention of chain brake The tail end of the guide plate must be kept 35cm above the plane 35cm Hold the rear handle with the right hand Non artificial invention of the chain brake...

Страница 16: ...ting Fallen trees may cause serious damage to any object such as cars houses fences power lines or other trees You can control the falling direction of trees However you must determine the location of...

Страница 17: ...to increase external support and supporting branches should be left and cut at the end Do not cut branches higher than the chest or keep the guide plate vertical in the cutting process Otherwise buffe...

Страница 18: ...extruded and cannot be moved in the timber seam If the engine is rotating but the chain is stuck the clutch of the chain saw will be burnt If the chain is stuck and the chain saw cannot be taken out o...

Страница 19: ...e it 19 Carburetor Adjust replace it 18 Cylinder cooling fin Check clean it 19 Muffler Check fasten clean it Oil filter Check clean replace it 18 Clutch shell Check replace it 19 Chain brake Check rep...

Страница 20: ...the air filter locking nut Fuel supply system Check whether fuel leaks out of the fuel pipe sealing plug and fuel tank after fuel filling and before use Fire may be caused in case of fuel leakage Imm...

Страница 21: ...elivery of the saw chain is about 7ml min when the engine speed is 7 000rpm Rotate the adjusting screw counterclockwise to increase the oil amount The oil amount is the largest 13ml min when the engin...

Страница 22: ...eposited Clean or replace it Fuel silting occurs Clean or replace it The spark plug is damaged Replace the spark plug The engine cannot be started A fault occurs in the engine Consult the product dist...

Страница 23: ...gine before grinding the chain Wear the conforming labor protection gloves Grinding precautions 2 3 30 degree 90 degree 4 1 Fix the chain and push the hand guard forwards Push the hand guard in the op...

Страница 24: ...n The angle parameters are suitable for Oregon 91VS 91VG and Carlton N1C BL chains For the angles of other kinds of chains refer to the instructions of the manufacturer Cleaning of guide plate slot Dr...

Страница 25: ...several times to discharge fuel in the carburetor 7 Always keep fuel in the container with safety certificate 8 Remove the spark plug Fill fresh and clean two stroke engine lubricating oil of about ha...

Страница 26: ......

Страница 27: ...Only authorized service centers have parts and can perform repairs as to not void your warranty This warranty does not cover cosmetic defects such as paint decals or wear items This warranty does not...

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